<!-- 用户管理组件 -->
<template>
  <div style="display: flex ;">
<!--  左侧菜单栏  -->
    <div :style="{ width: (isCollapse ? '64px' : '208px')}">
      <el-menu style="width: 100%;height: 100vh;"background-color="#3c82f5" text-color="#fff"
               active-text-color="#ff0" router unique-opened :collapse="isCollapse" :collapse-transition="false">
<!--  菜单顶部条  -->
        <el-row style="padding: 10px">
         <el-col :span="2"></el-col>
         <el-col :span="7" style="padding-left: 7px">
           <el-avatar src="/imgs/admin/logo.png" style="width: 35px;height: 35px"></el-avatar>
         </el-col>
          <el-col :span="isCollapse ? 0 : 13">
            <span style="color: #fff;font-weight: bold;position: relative;top: 8px;left: 2px">智慧车辆</span>
          </el-col>
        </el-row>
        <el-sub-menu index="1">
          <template #title>
            <el-icon style="font-size: 21px"><User/></el-icon>
            <span>用户管理</span>
          </template>
          <el-menu-item index="/user">用户列表</el-menu-item>
        </el-sub-menu>
        <el-sub-menu index="2">
          <template #title>
            <el-icon style="font-size: 21px"><User/></el-icon>
            <span>车辆管理</span>
          </template>
          <el-menu-item index="/vehicle">车辆列表</el-menu-item>
        </el-sub-menu>
        <el-sub-menu index="3">
          <template #title>
            <el-icon style="font-size: 21px"><User/></el-icon>
            <span>围栏管理</span>
          </template>
          <el-menu-item index="/order">围栏列表</el-menu-item>
        </el-sub-menu>
        <el-sub-menu index="4">
          <template #title>
            <el-icon style="font-size: 21px"><User/></el-icon>
            <span>调度管理</span>
          </template>
          <el-menu-item index="/application">用车申请</el-menu-item>
          <el-menu-item index="/audit">用车审批</el-menu-item>
          <el-menu-item index="/distribute">车辆分配</el-menu-item>
        </el-sub-menu>
        <el-sub-menu index="5">
          <template #title>
            <el-icon style="font-size: 21px"><User/></el-icon>
            <span>字典管理</span>
          </template>
          <el-menu-item index="/dict">字典列表</el-menu-item>
        </el-sub-menu>
      </el-menu>
    </div>
<!--  右侧菜单栏  -->
    <div :style=" {width: (isCollapse ? 'calc(100% - 64px)' : 'calc(100% - 208px)')}">
<!--  右侧顶部条      -->
        <el-header style="height: 10vh;background-color: #fff;padding: 22px 0 0 20px">
<!--  折叠图标+登录人姓名下拉菜单（退出登录） -->
        <el-row :gutter="10">
          <el-col :span="18">
            <el-icon style="font-size: 21px;" @click="changeCollapsed"><Expand/></el-icon>"
          </el-col>
          <el-col :span="6" style="position: relative">
            <el-dropdown style="position: absolute;right: 20px;" trigger=click>
                <span style="margin-left: 10px">
                  {{user.username}}
                <el-icon><arrow-down/></el-icon>
                </span>
              <template #dropdown>
                <el-dropdown-menu>
                  <el-dropdown-item type="text" @click="logout">退出登录</el-dropdown-item>
                </el-dropdown-menu>
              </template>
            </el-dropdown>
          </el-col>
        </el-row>
<!--  面包屑导航      -->
        <el-breadcrumb separator="/" style="position: relative;top: 20px">
          <el-breadcrumb-item>首页</el-breadcrumb-item>
          <el-breadcrumb-item v-for="item in breadcrumb">{{item}}</el-breadcrumb-item>
        </el-breadcrumb>
      </el-header>
<!--   右侧区域   -->
      <el-main style="height: 90vh;padding: 0;overflow-y: scroll ">
        <router-view/>
      </el-main>
    </div>
  </div>
</template>

<script setup>
import {onMounted,ref} from "vue";
import {useRoute,useRouter} from "vue-router";

const isCollapse = ref(false);
const changeCollapsed = () => {
  isCollapse.value = !isCollapse.value;
};
const user =ref(getUser());
const logout = () => {
  if (confirm('确定要退出登录吗？')){
    localStorage.removeItem('user');
    window.location.href='/login';
    user.value = '';
  }
};

const breadcrumb = ref([]);
let map ={
  '/user':['用户管理','用户列表'],
  '/vehicle':['车辆管理','车辆列表'],
  '/order':['围栏管理','围栏列表'],
  '/application':['调度管理','申请列表'],
  '/audit':['调度管理','审批列表'],
  '/distribute':['调度管理','车辆分配'],
  '/dict':['字典管理','字典列表']
}
const route = useRoute();
const updateBreadcrumb = () => {
  const path = route.path;
  breadcrumb.value = map[route.path];
};
onMounted(()=>{
  updateBreadcrumb(route);
});
const router = useRouter();
router.beforeEach((to, from, next)=>{
  updateBreadcrumb(to);
  next();
})
</script>